I am trying to use the bz2 and/or lzma packages in python. I am trying to compress a database dump in csv format and then put it to a zip file. I got it to work with one-shot compression with both the ...

I am trying to compress some of my large document files. But most of files are getting compresses by only 10% maximum. I am using 7zip Terminal Commands.
7z a filename.7z -m0=LZMA -mx=9 -mmt=on -aoa ...

I send Json messages to a service which republish these messages to our users. The problem is that some of my messages are bigger than the maximum limit of the allowed message size, so I wondered if I ...

I need to decode .xz file created with 7zip. Compression alghorithm is LZMA2. How should I use 7zip SDK for C# to solve this problem?
I already tried with this code, but it didn't work:
var coder = ...

I have some zip files, their first bytes in hex editor are : 504B0304 (PK..)
I need to inflate them with java code, but even though they have zip file structure they are compressed with lzma, I know ...

For my assignment in Java I need to compare various compression methods (e.g. Deflate, Implode, BZIP2 and LZMA) while creating a zip file and compare their speed and zip file size. I did find seperate ...

I am using lzma to compress a file from python. After the compression I want to move the file to another location. Problem is that when I call the subprocess.Popen with arguements for lzma, it returns ...

On the client side, I have LZMA-JS compressing plain text and sending it to the server as an string. So far, all LZMA Java implementations I've found takes a File or InputStream as argument. Is there ...

i have difficulties in using LZMA SDK in my application.
I would like to create a kind of single file compression tool. I dont need any directory support, just need only the LZMA2 stream. But i have ...

I'm experimenting with the lzma module in Python 2.7.6 to see if I could create compressed files using the XZ format for a future project that will make use of it. My code used during the experiment ...

I assumed this should be working out of the box, but ...
i've pasted pip.log on pastbin
the last few lines of error message is
e:\Program Files (x86)\Microsoft Visual Studio 9.0\VC\BIN\amd64\cl.exe ...

I am trying to create a function that uncompresses LZAM2 compressed data. I inspired myself from this tutorial which works great for LZMA and I tried to adapt it for LZMA2. I successfully created the ...

I am doing a some research on 7Zip SDK and I haven't find any info about the container. Does 7Zip SDK have the LZMA algorithm only or does it support also the 7Zip container?
Zip, for example, keeps ...

The native Java LZMA SDK provided by the 7-Zip author works, but is not nearly fast enough for my needs. The high level implementation just doesn't seem to be able to handle the low level-work needed ...

I currently have a function makeBackup() which zips an entire directory into a zip file, the files are however too big so we decided to switch to LZMA.
We found a library which does this (lzma-java) ...

I've downloaded the latest LZMA SDK and I'm trying to compile it on Mac OSX, although get an error with any of the makefiles included in the tar ball. Here's the error with any makefile I try and run:
...

7-Zip claims using LZMA as the compression algorithm.
However, the LZMA SDK comes with two executables, 7zr.exe and lzma.exe, which have different options/switches and which produce different results ...

I am trying to use the LZMA SDK in an iPhone/iPad app, my starting point was the LZMA example project for iPhone provided by Mo Dejong, available here:
https://github.com/jk/lzmaSDK
Original was here: ...